<!DOCTYPE html>
<html class='reftest-wait'>
  <head>
    <style>
      :-moz-submit-invalid { display: none; }
    </style>
  </head>
  <script>
    function onloadHandler()
    {
      document.getElementById('t').removeChild(document.forms[0]);
      document.documentElement.className = '';
    }
  </script>
  <body onload='onloadHandler();'>
    <table id='t'>
      <form>
        <tr><td><input required></td></tr>
        <tr><td><button type='submit'></button></td></tr>
      </form>
    </table>
  </body>
</html>
